compare string in c++

#include<iostream>
#include<conio.h>
using namespace std;
bool compare(char *,char*);
int main()
{
char str1[100];
char str2[100];
cout << "Enter String 1:";

cin >> str1;
cout << "Enter Strinig two:";

cin >> str2;
if(strcmp(str1,str2)==0)
{
cout << "String are same: "<< endl;

}
else
{
cout << "String are not equal: "<< endl;
}
getch();
return 0;
}
bool compare(char *s1,char *s2)
{
while((*s1!='\0')&&(*s2!='\0'))
{
if(*s1!=*s2)
{
            return false;
}
else
{
return true;
}
}
}